Backshift
准备班, 交叉班
🗣️ 情景例句
Oh, working too hard.
噢 ，工作太累人了。
Let me see. She has 30 minutes Tuesday afternoon.
让我查查，她周二下午有30分钟。
Then you'll see the sign for the rest rooms.
你就可以看到厕所的牌子了。